63448976 has 30 divisors (see below), whose sum is σ = 126336966. Its totient is φ = 30851200.

The previous prime is 63448963. The next prime is 63448991. The reversal of 63448976 is 67984436.

It can be written as a sum of positive squares in only one way, i.e., 38688400 + 24760576 = 6220^2 + 4976^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 63448976.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 203861 + ... + 204171.

Almost surely, 2^63448976 is an apocalyptic number.

It is an amenable number.

63448976 is a deficient number, since it is larger than the sum of its proper divisors (62887990).

63448976 is an equidigital number, since it uses as much as digits as its factorization.

63448976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 671 (or 354 counting only the distinct ones).

The product of its digits is 870912, while the sum is 47.

The square root of 63448976 is about 7965.4865513665. The cubic root of 63448976 is about 398.8487229151.

The spelling of 63448976 in words is "sixty-three million, four hundred forty-eight thousand, nine hundred seventy-six".